message=("bibibibi")
print(message)

message=("lilili")
print(message)

name="aDa lovelace"
print(name.title())
print(name.upper())
print(name.lower())

first_name='liu'
last_name="chang"
full_name=f"{first_name} {last_name}"
print(full_name)
print(full_name.title())
print(f"hi,{full_name.title()} !")
print(f"hello,{full_name.upper()}!!!")
mm=f"hey,{full_name}"
print(mm)

language=' python '
print(language.rstrip())
print(language.lstrip())
print(language.strip())